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柱塞杆密封垫1290 专用
SPS-5PM-S5-100 5 CM x 2.1 MM ODS
β-四氢萘酮
FLASKS, W. 2 SIDE NECKS, PARALLEL, (DESTILLATION FLASKS), 100 ML, CN ST 29/32, SN ST 14/23
甲基红-亚甲蓝指示剂
2,5-二氯三氟甲苯
SiliaPrep? C8 l ylic Acid c Acid (SCX-2) CK AND SCREW CAP,SILICONE GASKET NS-STOPPER 00 ML, DURAN
SINGLE STAGE CGA 580 SMART INDICATING &
ALLIHN CONDENSER FOR SOXHLET, 300-500 L. 250 MM, CONE ST 60/46
甲醇中环丙嘧啶醇溶液, 1000μg/mL
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